## Description

aaap please

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## Explanation & Answer

Attached.

1. P(12,4)=12*11*10*9= 11880

2. C(13,6)=(13*12*11*10*9*8)/(6*5*4*3*2*1)=1716

3. Considering the upper rank can contain 11 balls so the number of ways =

P(11,11)= 39,916,800

4. Number of outfits= P(12,1)* P(8,1)* P(2,1)*P(6,1)=12*8*2*6=...